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|
use utf8;
use strict;
use warnings;
use Test::More 0.94;
BEGIN { use_ok( 'Sort::Fields' ) }
####################################################################
# test warnings, errors
sub test_msg {
my( $code, $warn_expected, $die_expected ) = @_;
my ($warn, $die) = ('', '');
local $SIG{__WARN__} = sub { $warn = shift };
local $SIG{__DIE__} = sub { $die = shift };
eval $code;
$warn =~ s/ at (?!.*\bat\b)[\w\W]*$//;
$die =~ s/ at (?!.*\bat\b)[\w\W]*$//;
subtest $code => sub {
is( $warn, $warn_expected, "warn message is correct" ) or diag(
"code: $code\nwarn: $warn\n" );
is( $die, $die_expected, "die message is correct" ) or diag(
"code: $code\nwarn: $die\n" );
};
}
# warnings change from version to version, so let this perl
# tell you what it is now.
my $regex_warning = do {
eval "m/(/";
my $die = $@;
$die =~ s/ at (?!.*\bat\b)[\w\W]*$//;
$die;
};
#diag( "regex warning is $regex_warning" );
foreach ( qw(fieldsort stable_fieldsort make_fieldsort make_stable_fieldsort) ) {
test_msg qq{ $_(); }, "", "$_ requires argument(s)";
test_msg qq{ $_(1); }, "", "$_ field specifiers must be in anon array";
test_msg qq{ $_([]); }, "", "$_ must have at least one field specifier";
test_msg qq{ $_(['x']); }, "", "improperly formatted $_ column specifier 'x'";
test_msg qq{ $_(q/(/, ['1n']); }, "", "probable regexp error in $_ arg: /(/\n$regex_warning";
}
foreach ( qw(fieldsort stable_fieldsort) ) {
local $^W = 1; # This is definitely old school,
# but this is part of the condition to trigger the message
test_msg qq{ scalar $_([1], qw(a b c)); }, "fieldsort called in scalar or void context", "";
}
####################################################################
# test that it all works
my @data = <DATA>;
is_deeply(
[fieldsort(['1n'], @data)],
[map {$_->[0]} sort {$a->[1]<=>$b->[1]} map {[$_, split /\s+/]} @data],
"ascending numeric"
);
is_deeply(
[fieldsort([2], @data)],
[map {$_->[0]} sort {$a->[2]cmp$b->[2]} map {[$_, split /\s+/]} @data],
"ascending alpha"
);
is_deeply(
[fieldsort(['3n'], @data)],
[map {$_->[0]} sort {$a->[3]<=>$b->[3]} map {[$_, split /\s+/]} @data],
"ascending numeric"
);
is_deeply(
[fieldsort(['4n'], @data)],
[map {$_->[0]} sort {$a->[4]<=>$b->[4]} map {[$_, split /\s+/]} @data],
"ascending numeric"
);
is_deeply(
[fieldsort(['-1n'], @data)],
[map {$_->[0]} sort {$b->[1]<=>$a->[1]} map {[$_, split /\s+/]} @data],
"descending numeric"
);
is_deeply(
[fieldsort([-2], @data)],
[map {$_->[0]} sort {$b->[2]cmp$a->[2]} map {[$_, split /\s+/]} @data],
"descending alpha"
);
is_deeply(
[fieldsort(['-3n'], @data)],
[map {$_->[0]} sort {$b->[3]<=>$a->[3]} map {[$_, split /\s+/]} @data],
"descending numeric"
);
is_deeply(
[fieldsort(['-4n'], @data)],
[map {$_->[0]} sort {$b->[4]<=>$a->[4]} map {[$_, split /\s+/]} @data],
"descending numeric"
);
is_deeply(
[fieldsort([1, '4n'], @data)],
[map {$_->[0]} sort {$a->[1]cmp$b->[1] or $a->[4]<=>$b->[4]} map {[$_, split /\s+/]} @data],
"ascending alpha, then ascending numeric"
);
is_deeply(
[fieldsort([1, '-4n'], @data)],
[map {$_->[0]} sort {$a->[1]cmp$b->[1] or $b->[4]<=>$a->[4]} map {[$_, split /\s+/]} @data],
"ascending alpha, then descending numeric"
);
is_deeply(
[fieldsort([2, 0], @data)],
[map {$_->[0]} sort {$a->[2]cmp$b->[2] or $a->[0]cmp$b->[0]} map {[$_, split /\s+/]} @data],
"ascending alpha, then ascending alpha"
);
is_deeply(
[fieldsort([2, '-0'], @data)],
[map {$_->[0]} sort {$a->[2]cmp$b->[2] or $b->[0]cmp$a->[0]} map {[$_, split /\s+/]} @data],
"ascending alpha, then descending numeric"
);
{
my $i = 0;
is_deeply(
[fieldsort(['-', '1n'], @data)],
[map {$_->[0]} sort {$a->[2]<=>$b->[2] or $a->[1]<=>$b->[1]} map {[$_, $i++, split /\s+/]} @data],
"stable, ascending numeric"
);
}
{
my $i = 0;
is_deeply(
[stable_fieldsort(['1n'], @data)],
[map {$_->[0]} sort {$a->[2]<=>$b->[2] or $a->[1]<=>$b->[1]} map {[$_, $i++, split /\s+/]} @data],
"stable, ascending numeric"
);
}
{
my $i = 0;
is_deeply(
[stable_fieldsort(['1n', -2], @data)],
[map {$_->[0]} sort {$a->[2]<=>$b->[2] or $b->[3]cmp$a->[3] or $a->[1]<=>$b->[1]} map {[$_, $i++, split /\s+/]} @data],
"stable, ascending numeric, then descending alphabetic"
);
}
done_testing();
__END__
0 a 1 -4.5
0 a 2 -2.5
0 b 3 1e2
1 b 4 123456
1 b 5 1e3
1 b 6 2e5
0 b 7 .00001
0 a 8 .00002
1 a 9 -.234e2
1 b 10 1e-1
0 a 12 1e-2
0 a 13 .123
0 a 14 .234
0 b 15 1.234
0 a 16 12345.6789
1 a 17 12345.6788
1 a 18 12345.6787
1 a 19 -2222
0 b 20 -2223
0 b 21 -1e1
1 b 22 -1e-1
1 b 23 -2e2
0 b 24 -2e-2
0 b 25 -3e3
0 b 26 -3e-3
0 b 27 123345.123234
0 a 28 123345.123235
0 a 29 123345.123233
0 a 30 -4.6
0 b 31 -4.7
0 b 32 -4.8
1 b 33 -4.5e1
1 a 34 1.23
1 a 35 2.345
1 b 36 345.456
1 a 37 45678.67567
0 b 38 23423422.34234234
1 a 39 123124123
|
